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1992 GMC Top Kick 6.0L Poor Idle Quality, Surge, Stall
Posted to GM Driveability on 4/29/1998

Intermittent high idle and I.A.C counts fixed at 145 when cold or every 3rd start up and does not change with throttle movement .some times idle is normal and I.A.C counts are fixed [...] times I.A.C and idle work properly.I think the ECM may be [...] do I che...

 
Message Closed w/FIX

car Vehicle Data

1992 GMC Top Kick

VIN 1GDG6H1P9N
Engine6.0 L / 8 cyl
SymptomsPoor Idle Quality, Surge, Stall
OccursCold, on Accel, Idle
Misc.C6
Message Closed w/FIX

car Vehicle Data

1992 GMC Top Kick

VIN 1GDG6H1P9N
Engine6.0 L / 8 cyl
SymptomsPoor Idle Quality, Surge, Stall
OccursCold, on Accel, Idle
Misc.C6